Black Spots On Siding In Clusters

Lawn garden we have thousands of tiny black spots pin head size all over the siding of our house.

Black spots on siding in clusters.

They are the reproductive structures produced by artillery fungus sphaerobolus stellatus one of several fungi common on wood mulches used around plantings in home and commercial landscapes. I have hundreds of tiny black dots spread out all over my house. Some tell us it s from spiders. Although it s most often found on the east coast it can grow anywhere and especially thrives in areas that have cool damp springs or rainy fall weather conditions.

Micro black spots on siding tags. Others have said it s a. The black tar like spots that are all over your vinyl siding are more than likely a fungus called sphaerobolus stellatus better known as artillery or shotgun fungus. In nature the artillery fungus shoots its spores towards sunlight.

The dark spots are indeed spores but they do not come from your oak trees. They wont come off with plain high pressure water or a brush its even hard to scrape them off with my fingernail. Shotgun fungus can shoot black spots on your house here s how to avoid the mess if you re seeing dark specks on your siding the culprit could be hiding in your mulch. Are there any chemicals recommended that wont ruin my vinyl shrubs or lawn.

Use these simple landscaping tips to prevent this from happening.